Nissan Murano Z51. Manual — part 1257

B2607 STEERING LOCK RELAY

SEC-75

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

3.

CHECK STEERING LOCK UNIT CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector.

3.

Check continuity between steering lock unit harness connector and IPDM E/R harness connector.

4.

Check continuity between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to

PCS-35, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

4.

CHECK INTERMITTENT INCIDENT

Refer to

GI-39, "Intermittent Incident"

.

>> INSPECTION END

Steering lock unit

IPDM E/R

Continuity

Connector

Terminal

Connector

Terminal

M12

1

E10

11

Existed

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

1

Not existed

SEC-76

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2608 STARTER RELAY

B2608 STARTER RELAY

Description

INFOID:0000000005515552

Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when the ignition
switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication.

DTC Logic

INFOID:0000000005515553

DTC DETECTION LOGIC

NOTE:
• If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-32, "BCM : DTC Logic"

.

• If DTC B2608 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-34, "BCM : DTC Logic"

.

• If DTC B2608 is displayed with DTC B210D for IPDM E/R, first perform the trouble diagnosis for DTC

B210D. Refer to

SEC-107, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON under the following conditions.

-

Selector lever is in the P or N position.

-

Do not depress brake pedal.

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to

SEC-76, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000005515554

1.

CHECK BCM POWER SUPPLY CIRCUIT

1.

Turn ignition switch ON.

2.

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK STARTER RELAY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector and IPDM E/R connector.

3.

Check continuity between IPDM E/R harness connector and BCM harness connector.

DTC No.

Trouble diagnosis

name

DTC detecting condition

Possible cause

B2608

STARTER RELAY

BCM receives starter relay ON signal (CAN) from
IPDM E/R even if BCM turns the starter relay OFF.

• Harness or connectors

(starter relay circuit is open or
shorted.)

• IPDM E/R

(+)

(–)

Condition

Voltage (V)

(Approx.)

BCM

Connector

Terminal

M121

52

Ground

Selector lever

N or P position

Battery voltage

Other than above

0

B2608 STARTER RELAY

SEC-77

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

4.

Check continuity between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to

PCS-35, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

3.

CHECK INTERMITTENT INCIDENT

Refer to

GI-39, "Intermittent Incident"

.

>> INSPECTION END

IPDM E/R

BCM

Continuity

Connector

Terminal

Connector

Terminal

E11

46

M121

52

Existed

IPDM E/R

Ground

Continuity

Connector

Terminal

E11

46

Not existed

SEC-78

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2609 STEERING STATUS

B2609 STEERING STATUS

Description

INFOID:0000000005515555

There are 2 switches in the steering lock unit (steering lock/unlock switch 1 and 2). BCM compares those 2
switches conditions to judge the present steering status.

DTC Logic

INFOID:0000000005515556

DTC DETECTION LOGIC

NOTE:
• If DTC B2609 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-32, "BCM : DTC Logic"

.

• If DTC B2609 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-34, "BCM : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE 1

1.

Turn ignition switch ON under the following conditions and wait for at least 1 second.

-

Selector lever is in the P or N position.

-

Do not depress brake pedal.

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to

SEC-78, "Diagnosis Procedure"

.

NO

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE 2

1.

Turn ignition switch ON.

2.

Turn ignition switch OFF.

3.

Press driver side door switch and wait for at least 1 second.

4.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to

SEC-78, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000005515557

1.

INSPECTION START

Perform inspection in accordance with procedure that confirms DTC.

Which procedure confirms DTC?

DTC confirmation procedure 1>>GO TO 2.
DTC confirmation procedure 2>>GO TO 6.

2.

CHECK BCM OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect steering lock unit connector and IPDM E/R connector.

3.

Check voltage between steering lock unit harness connector and ground.

DTC No.

Trouble diagnosis

name

DTC detecting condition

Possible cause

B2609

S/L STATUS

BCM detects the malfunction of steering lock unit
switches for 1 second.

• Harness or connectors

[steering lock unit circuit (BCM
side) is open or shorted]

• Harness or connectors

[steering lock unit circuit (IPDM E/
R side) is open or shorted.]

• Steering lock unit
• IPDM E/R